| 12175550 |
Enhanced teaching method and security protocol in testing students |
— |
2024-12-24 |
| 11669923 |
Enhanced teaching method and security protocol in testing students |
— |
2023-06-06 |
| 10465681 |
Pump with a resilient seal |
Richard Paul Hayes-Pankhurst |
2019-11-05 |
| 9968886 |
Dual catalyst heating system |
Mario Balenovic, Felix Goebel, Matthew Allen Schneider, Martina Reichert, Frederik De Smet |
2018-05-15 |
| 9175681 |
Pump with a resilient seal |
Richard Paul Hayes-Pankhurst |
2015-11-03 |
| 8969738 |
Port for inhibiting electromagnetic radiation |
— |
2015-03-03 |
| D571611 |
Heater |
— |
2008-06-24 |
| D563162 |
Heater |
— |
2008-03-04 |
| D557981 |
Heater |
— |
2007-12-25 |
| D547117 |
Heater |
— |
2007-07-24 |
| 6820198 |
Encryption via user-editable multi-page file |
— |
2004-11-16 |
| 5237650 |
Method and apparatus for spatial anti-aliased depth cueing |
Curtis Priem, Chris Malachowsky |
1993-08-17 |
| D321923 |
Sand and water playbox |
— |
1991-11-26 |
| 5047757 |
Method of addressing a ferroelectric liquid crystal display |
Matthew Bone, Ian Coulson, Johnathan R. Hughes, Frances C. Saunders, Paul W. H. Surguy |
1991-09-10 |
| 4917469 |
Addressing liquid crystal cells |
— |
1990-04-17 |
| 4909607 |
Addressing liquid crystal cells |
— |
1990-03-20 |
| 4793670 |
Dynamic hologram recording |
William Crossland, Neil Collings |
1988-12-27 |
| 4670654 |
Thermal image sensor with means for converting a phase image into an insity modulated image |
— |
1987-06-02 |
| 4653857 |
Dynamic hologram recording |
William Crossland, Neil Collings |
1987-03-31 |
| 4589734 |
Polychromatic liquid crystal display with reflective electrode pads |
Barbara Needham |
1986-05-20 |
| 4574282 |
Coherent light image generation |
William Crossland, Jack Peters, Peter J. Ayliffe |
1986-03-04 |
| 4511926 |
Scanning liquid crystal display cells |
William Crossland, Peter J. Ayliffe |
1985-04-16 |
| 4508427 |
Liquid crystal display device |
— |
1985-04-02 |
